---
title: "NGC 4009"
url: "https://spacecatalog.org/object/ngc-4009"
release: "DR1"
licence: "CC-BY-SA-4.0"
citation: "SpaceCatalog. NGC 4009 [catalogue entry]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ngc-4009"
---

# NGC 4009

NGC 4009 is a [star](https://spacecatalog.org/stars) in the constellation [Leo](https://spacecatalog.org/constellation/leo). Other catalogues list it as LEDA 37677, PGC 37677 and SDSS J115815.04+251123.0. It was discovered in 1878.

## At a glance

- **WHAT IT IS:** Star
- **WHERE TO LOOK:** [Leo](https://spacecatalog.org/constellation/leo) — The patch of sky it sits in, as seen from Earth.

## Properties

| Quantity | Value |
| --- | --- |
| CLASS | Star |
| CONSTELLATION | Leo |
| RIGHT ASCENSION (J2000) | 11h 58m 15.0s |
| DECLINATION (J2000) | +25° 11′ 23.1″ |
| DISCOVERED | 1878 |

## Catalogue data

### OTHER NAMES AND NUMBERS

The identifiers other catalogues file this object under, for anyone joining this data to theirs.

| Field | Value |
| --- | --- |
| OpenNGC type code | \* |
| Wikidata item | Q1108485 |

## Also known as

- LEDA: LEDA 37677
- NGC: NGC 4009
- PGC: PGC 37677
- SDSS: SDSS J115815.04+251123.0

## Source

[OpenNGC](https://github.com/mattiaverga/OpenNGC) — CC-BY-SA-4.0

The producer asks: OpenNGC, Mattia Verga (github.com/mattiaverga/OpenNGC). Fields derived from it stay under CC BY-SA 4.0.

How this was made: https://spacecatalog.org/methods#source-openngc

## Cite this page

SpaceCatalog. NGC 4009 \[catalogue entry\]. Data release DR1 (2026-08-21). https://spacecatalog.org/object/ngc-4009

```bibtex
@misc{spacecatalog_ngc-4009,
  author       = {{SpaceCatalog}},
  title        = {{NGC 4009}},
  howpublished = {SpaceCatalog, data release DR1 (2026-08-21)},
  year         = {2026},
  url          = {https://spacecatalog.org/object/ngc-4009},
  note         = {Catalogue entry, data release DR1 (2026-08-21). Values from OpenNGC.}
}
```

OpenNGC — CC-BY-SA-4.0

Acknowledgement the producer asks for: OpenNGC, Mattia Verga (github.com/mattiaverga/OpenNGC). Fields derived from it stay under CC BY-SA 4.0.

The page itself, with its pictures, the sky map and the observing tools: https://spacecatalog.org/object/ngc-4009